CN110054832A - Ultralight graphene rubber pange insole and preparation method thereof - Google Patents
Ultralight graphene rubber pange insole and preparation method thereof Download PDFInfo
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/08—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined ventilated
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/14—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined made of sponge, rubber, or plastic materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C08J9/0066—Use of inorganic compounding ingredients
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0085—Use of fibrous compounding ingredients
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
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- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
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- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
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- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
- C08J2483/07—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
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- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
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- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/10—Silicon-containing compounds
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Abstract
The invention discloses a kind of ultralight graphene rubber pange insoles and preparation method thereof, are made of the raw material for including following parts by weight: 65~72 parts of ethylene-vinyl acetate copolymer, 18~22 parts of liquid polyisoprene rubber, 5~7 parts of methyl vinyl phenyl silicon rubber, 6~9 parts of graphene, 12~19 parts of EVA color masterbatch, 4~7.2 parts of alumina silicate fibre pipe, 1.5~2.5 parts of foaming agent, 0.9~1.2 part of micropore regulator, 3~6 parts of antioxidant, 2~4.2 parts of crosslinking agent, 4~6 parts of zinc stearate.Ultralight graphene rubber pange insole of the invention, density is low, has ultralight property；And rebound degree is high, and it is durable, it is unlikely to deform in use process；Hardness is moderate, more comfortably, more there is texture, is not susceptible to excessive deformation, causes to damage；Water absorption rate and Air permenbility are big, good hygroscopicity, and good permeability is comfortable and easy to wear.
Description
Technical field
The present invention relates to EVA rubber product fields, and in particular to a kind of ultralight graphene rubber pange insole and its preparation
Method.
Background technique
Graphene (Graphene) is a kind of two dimension for forming hexangle type in honeycomb lattice with sp2 hybridized orbit by carbon atom
Carbon nanomaterial.Graphene has excellent optics, electricity, mechanical characteristic, in materialogy, micro-nano technology, the energy, biomedicine
It is with important application prospects with drug delivery etc., it is considered to be a kind of future revolutionary material.Graphene is common
The method of power production is mechanical stripping method, oxidation-reduction method, SiC epitaxial growth method, and film production method is chemical vapor deposition
Area method (CVD).
Ethylene-vinyl acetate copolymer (EVA) is used as a kind of macromolecule polymeric material, has good plasticity, elasticity
And machinability, and by foaming, treated that EVA material has many advantages, such as that density is small, mechanical property is good, easy coloring, because
This, EVA is often widely used in various sole materials.Such as, Chinese patent CN103951872A discloses a kind of lightweight EVA shoe
Bottom material and preparation method thereof, the material include following component: EVA7350, light silicon dioxide filler, POE8003 micelle,
Industrial calomel mercurous chloride, foaming agent, coupling agent, Zinc Oxide, stearic acid are in parts by weight.Preparation method includes mixing, mill, makes
Grain, cooling, foaming.Chinese patent CN107236183A discloses a kind of preparation side of heat-resistant, wear-resistant EVA material sole
Method, comprising the following steps: (1) raw material weighs, (2) mixing processing, (3) mill is handled, (4) are granulated foaming processing.Chinese patent
CN102993545A discloses a kind of light anti-skidding high wear-resistant rubber material and preparation method thereof for sole.The present invention is used for
The light anti-skidding high wear-resistant rubber material of sole, is made by the raw material of following weight: EVA, NR, SBR, CaCO3, wear-resisting
Agent, ZnO, ZnST, ST, DCP, AC.
But used rubber insole there is problems at present:
1, density is larger, and than cumbersome, hardness is partially hard, and poor air permeability, and foot odour, foot sweat, dress easily occur for hygroscopicity difference
Comfort is poor；
2 or be that hardness is partially soft, the poor mechanical properties such as rebound degree are not worn well, and sense comfortable and easy to wear is poor.
Summary of the invention
Based on the above situation, the purpose of the present invention is to provide a kind of ultralight graphene rubber pange insole and its preparation sides
Method can effectively solve problem above.
In order to solve the above technical problems, present invention provide the technical scheme that
A kind of ultralight graphene rubber pange insole, be made of the raw material for including following parts by weight: ethene-vinyl acetate is total
65~72 parts of polymers, 18~22 parts of liquid polyisoprene rubber, 5~7 parts of methyl vinyl phenyl silicon rubber, graphene 6~9
Part, 12~19 parts of EVA color masterbatch, 4~7.2 parts of alumina silicate fibre pipe, 1.5~2.5 parts of foaming agent, micropore regulator 0.9~1.2
Part, 3~6 parts of antioxidant, 2~4.2 parts of crosslinking agent, 4~6 parts of zinc stearate.
Preferably, the ultralight graphene rubber pange insole is by including that the raw material of following parts by weight is made: ethyl vinyl acetate
70 parts of ethylene copolymer, 20.5 parts of liquid polyisoprene rubber, 6.3 parts of methyl vinyl phenyl silicon rubber, graphene 8.1
Part, 17.4 parts of EVA color masterbatch, 5.9 parts of alumina silicate fibre pipe, 2.1 parts of foaming agent, 1.1 parts of micropore regulator, 4.7 parts of antioxidant,
3 parts of crosslinking agent, 5.5 parts of zinc stearate.
Preferably, the foaming agent is blowing agent AC.
Preferably, the micropore regulator is hydroxy-end capped class response type silicone oil.
It is furthermore preferred that the micropore regulator is that hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil are mixed
Close object.
Most preferably, hydroxyl in the mixture of the hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil
The mass ratio for blocking vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil is 1:(0.4~0.55).
Using hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil mixture as micropore in the present invention
Regulator keeps ultralight graphene rubber pange insole abscess obtained fine and close, and uniformly formula system of the invention, from
And ensure that ultralight graphene rubber pange cushioning member density obtained is low, it is ultralight, and the good mechanical properties such as resilience.
Preferably, the crosslinking agent is the mixture of tin peroxide and zinc peroxide.
It is furthermore preferred that in the mixture of the tin peroxide and zinc peroxide tin peroxide and zinc peroxide mass ratio
For 1:(1.35~1.55).
Using the mixture of tin peroxide and zinc peroxide as crosslinking agent in the present invention, for formula of the invention
System makes preferably to be crosslinked (vulcanization) inside ultralight graphene rubber pange insole obtained, ensure that the mechanical properties such as resilience
Well, and remaining small molecule colorless and odorless, there is certain odor-resistant result.
Preferably, the antioxidant is antioxidant 4010NA-M.
Preferably, the diameter of the graphene is 1~2um, and with a thickness of 1.5~2.5nm, purity is greater than 99%, moisture content
Less than 1.5%, bulk density is 0.01~0.03g/ml.
The present invention also provides the preparation methods of the ultralight graphene rubber pange insole described in one kind, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl ethylene are weighed respectively by weight
Phenyl siloxane rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and hard
Resin acid zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, stone
Black alkene, EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, first the mixing 10 under the conditions of temperature is 75~80 DEG C
~17min, then 8~14min of mixing under the conditions of temperature is 93~98 DEG C, then mixing under the conditions of temperature is 105~112 DEG C
7~10min finally discharges, and obtains primary mix；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant is added
And crosslinking agent, 10~14min of mill under the conditions of temperature is 86~92 DEG C；
D, it is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber is made
Foamed shoe-pad.
Compared with prior art, the present invention have the following advantages that and the utility model has the advantages that
Ultralight graphene rubber pange insole of the invention, density is low, has ultralight property；And rebound degree is high, and it is durable, it uses
It is unlikely to deform in the process；Hardness is moderate, more comfortably, more there is texture, is not susceptible to excessive deformation, causes to damage；Water absorption rate and
Air permenbility is big, good hygroscopicity, and good permeability is comfortable and easy to wear.
The present invention is made up of selected raw material, and optimizes each material content, has selected the ethene-vinyl acetate of appropriate proportion
Copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber are added to suitable stone as complex matrix
Black alkene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent, had both given full play to respective
Advantage, and be complementary to one another, it mutually promotes, improves the quality of product, ultralight graphene rubber pange insole obtained, density
It is low, there is ultralight property；And rebound degree is high, and it is durable, it is unlikely to deform in use process；Hardness is moderate, more comfortably, more has texture, no
Excessive deformation easily occurs, causes to damage；Water absorption rate and Air permenbility are big, good hygroscopicity, and good permeability is comfortable and easy to wear.
The present invention is with ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber
As complex matrix component, and by addition proper proportion graphene, compatibility is good, and in formula system of the invention
Other components cooperate, play good synergistic effect, i.e. rubber complex matrix component is complementary to one another, mutually promote, have
There are good foaminess and excellent mechanical property, ensure that ultralight graphene rubber pange cushioning member density obtained is low,
It is ultralight, and the good mechanical properties such as resilience, hardness are moderate.
In the present invention, the addition of alumina silicate fibre pipe improves the ultralight heat-insulated effect of graphene rubber pange insole of the invention
Fruit makes it have good heat-insulated, warming effect, further improves comfort level.The addition of foaming agent makes of the invention ultralight
Graphene rubber pange insole abscess rate is higher, and uniformly.The addition of antioxidant can guarantee ultralight graphene of the invention
Rubber pange insole has good ageing-resistant performance.The thermal stability that zinc stearate is promoted, avoids the high temperature in process
So that ultralight graphene rubber pange insole of the invention is damaged, the comprehensive performances such as mechanical property is caused to be affected.
EVA color masterbatch of the present invention is color masterbatch commonly used in the art, and EVA color masterbatch is that (ethene-vinyl acetate is total with EVA
Polymers) it is color masterbatch made by carrier, it is widely used in the footwear material of sneakers, climbing boot, slippers, sandals etc., mainly
Play adjustment color.Those skilled in the art can according to need the color category and dosage of determining EVA color masterbatch.
Using hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil mixture as micropore in the present invention
Regulator keeps ultralight graphene rubber pange insole abscess obtained fine and close, and uniformly formula system of the invention, from
And ensure that ultralight graphene rubber pange cushioning member density obtained is low, it is ultralight, and the good mechanical properties such as resilience.
Using the mixture of tin peroxide and zinc peroxide as crosslinking agent in the present invention, for formula of the invention
System makes preferably to be crosslinked (vulcanization) inside ultralight graphene rubber pange insole obtained, ensure that the mechanical properties such as resilience
Well, and remaining small molecule colorless and odorless, there is certain odor-resistant result.
Preparation method simple process of the invention, it is easy to operate, it ensure that ultralight graphene rubber pange insole obtained,
Density is low, has ultralight property；And rebound degree is high, and it is durable, it is unlikely to deform in use process；Hardness is moderate, more comfortably, more there is matter
Sense, is not susceptible to excessive deformation, causes to damage；Water absorption rate and Air permenbility are big, good hygroscopicity, and good permeability is comfortable and easy to wear.
Specific embodiment
It is right combined with specific embodiments below in order to make those skilled in the art more fully understand technical solution of the present invention
The preferred embodiments of the invention are described, but should not be understood as the limitation to this patent.
Test method described in following embodiments or test method are unless otherwise specified conventional method；The reagent
And material is obtained from routine business approach, or prepare in conventional manner unless otherwise specified.
Embodiment 1:
A kind of ultralight graphene rubber pange insole, be made of the raw material for including following parts by weight: ethene-vinyl acetate is total
65~72 parts of polymers, 18~22 parts of liquid polyisoprene rubber, 5~7 parts of methyl vinyl phenyl silicon rubber, graphene 6~9
Part, 12~19 parts of EVA color masterbatch, 4~7.2 parts of alumina silicate fibre pipe, 1.5~2.5 parts of foaming agent, micropore regulator 0.9~1.2
Part, 3~6 parts of antioxidant, 2~4.2 parts of crosslinking agent, 4~6 parts of zinc stearate.
The present invention also provides the preparation methods of the ultralight graphene rubber pange insole described in one kind, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl ethylene are weighed respectively by weight
Phenyl siloxane rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and hard
Resin acid zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, stone
Black alkene, EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, first the mixing 10 under the conditions of temperature is 75~80 DEG C
~17min, then 8~14min of mixing under the conditions of temperature is 93~98 DEG C, then mixing under the conditions of temperature is 105~112 DEG C
7~10min finally discharges, and obtains primary mix；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant is added
And crosslinking agent, 10~14min of mill under the conditions of temperature is 86~92 DEG C；
D, it is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber is made
Foamed shoe-pad.
Embodiment 2:
A kind of ultralight graphene rubber pange insole, be made of the raw material for including following parts by weight: ethene-vinyl acetate is total
65 parts of polymers, 18 parts of liquid polyisoprene rubber, 5 parts of methyl vinyl phenyl silicon rubber, 6 parts of graphene, EVA color masterbatch 12
Part, 4 parts of alumina silicate fibre pipe, 1.5 parts of foaming agent, 0.9 part of micropore regulator, 3 parts of antioxidant, 2 parts of crosslinking agent, zinc stearate
4 parts.
In the present embodiment, the foaming agent is blowing agent AC.
In the present embodiment, the micropore regulator is hydroxy-end capped class response type silicone oil.
In the present embodiment, the micropore regulator is hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl silicon
Oil mixture.
In the present embodiment, in the mixture of the hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil
The mass ratio of hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil is 1:0.4.
In the present embodiment, the crosslinking agent is the mixture of tin peroxide and zinc peroxide.
In the present embodiment, in the mixture of the tin peroxide and zinc peroxide tin peroxide and zinc peroxide quality
The ratio between be 1:1.35.
In the present embodiment, the antioxidant is antioxidant 4010NA-M.
In the present embodiment, the diameter of the graphene is 1um, and with a thickness of 1.5nm, purity 99.5%, moisture content is
1.2%, bulk density 0.01g/ml.
In the present embodiment, the preparation method of the ultralight graphene rubber pange insole, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl ethylene are weighed respectively by weight
Phenyl siloxane rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and hard
Resin acid zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, stone
Black alkene, EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, first mixing 17min under the conditions of temperature is 75 DEG C,
Mixing 14min under the conditions of temperature is 93 DEG C again, then mixing 10min under the conditions of temperature is 105 DEG C, finally discharges, obtains
Primary mix；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant is added
And crosslinking agent, mill 14min under the conditions of temperature is 86 DEG C；
D, it is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber is made
Foamed shoe-pad.
Embodiment 3:
A kind of ultralight graphene rubber pange insole, be made of the raw material for including following parts by weight: ethene-vinyl acetate is total
72 parts of polymers, 22 parts of liquid polyisoprene rubber, 7 parts of methyl vinyl phenyl silicon rubber, 9 parts of graphene, EVA color masterbatch 19
Part, 7.2 parts of alumina silicate fibre pipe, 2.5 parts of foaming agent, 1.2 parts of micropore regulator, 6 parts of antioxidant, 4.2 parts of crosslinking agent, tristearin
6 parts of sour zinc.
In the present embodiment, the foaming agent is blowing agent AC.
In the present embodiment, the micropore regulator is hydroxy-end capped class response type silicone oil.
In the present embodiment, the micropore regulator is hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl silicon
Oil mixture.
In the present embodiment, in the mixture of the hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil
The mass ratio of hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil is 1:0.55.
In the present embodiment, the crosslinking agent is the mixture of tin peroxide and zinc peroxide.
In the present embodiment, in the mixture of the tin peroxide and zinc peroxide tin peroxide and zinc peroxide quality
The ratio between be 1:1.55.
In the present embodiment, the antioxidant is antioxidant 4010NA-M.
In the present embodiment, the diameter of the graphene is 2um, and with a thickness of 2.5nm, purity 99.5%, moisture content is
1.2%, bulk density 0.03g/ml.
In the present embodiment, the preparation method of the ultralight graphene rubber pange insole, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl ethylene are weighed respectively by weight
Phenyl siloxane rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and hard
Resin acid zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, stone
Black alkene, EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, mixing 10min under the conditions of temperature is 80 DEG C, then
Mixing 8min under the conditions of temperature is 98 DEG C, then mixing 7min under the conditions of temperature is 112 DEG C, finally discharges, obtains primary
Mixture；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant is added
And crosslinking agent, mill 10min under the conditions of temperature is 92 DEG C；
D, it is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber is made
Foamed shoe-pad.
Embodiment 4:
A kind of ultralight graphene rubber pange insole, be made of the raw material for including following parts by weight: ethene-vinyl acetate is total
70 parts of polymers, 20.5 parts of liquid polyisoprene rubber, 6.3 parts of methyl vinyl phenyl silicon rubber, 8.1 parts of graphene, EVA color
Female 17.4 parts, 5.9 parts of alumina silicate fibre pipe, 2.1 parts of foaming agent, 1.1 parts of micropore regulator, 4.7 parts of antioxidant, crosslinking agent 3
Part, 5.5 parts of zinc stearate.
In the present embodiment, the foaming agent is blowing agent AC.
In the present embodiment, the micropore regulator is hydroxy-end capped class response type silicone oil.
In the present embodiment, the micropore regulator is hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl silicon
Oil mixture.
In the present embodiment, in the mixture of the hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil
The mass ratio of hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil is 1:0.47.
In the present embodiment, the crosslinking agent is the mixture of tin peroxide and zinc peroxide.
In the present embodiment, in the mixture of the tin peroxide and zinc peroxide tin peroxide and zinc peroxide quality
The ratio between be 1:1.44.
In the present embodiment, the antioxidant is antioxidant 4010NA-M.
In the present embodiment, the diameter of the graphene is 1.6um, with a thickness of 2.2nm, purity 99.8%, moisture content
It is 1.1%, bulk density 0.02g/ml.
In the present embodiment, the preparation method of the ultralight graphene rubber pange insole, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl ethylene are weighed respectively by weight
Phenyl siloxane rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and hard
Resin acid zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, stone
Black alkene, EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, mixing 15min under the conditions of temperature is 77 DEG C, then
Mixing 12min under the conditions of temperature is 96 DEG C, then mixing 9min under the conditions of temperature is 109 DEG C, finally discharges, obtains primary
Mixture；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant is added
And crosslinking agent, mill 12min under the conditions of temperature is 91 DEG C；
D, it is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber is made
Foamed shoe-pad.
The embodiment of the present invention 2 to embodiment 4 is obtained below ultralight graphene rubber pange insole and comparative example into
Row performance test, test result are as shown in table 1:
Wherein, comparative example is the Chinese patent application of Publication No. CN105860160A；Hygroscopicity refers to GB/T 1690-
2010 standards will be soaked in water at 25 DEG C of each material, measurement water absorption rate be taken out after 24 hours, water absorption rate is higher to show hygroscopicity
Better；Permeability test tests the Air permenbility of each material using air permeability tester, and test gas is nitrogen, testing time 24
Hour, test pressure is 0.2MPa, and Air permenbility shows that more greatly gas permeability is better.
Table 1
As can be seen from the above table, ultralight graphene rubber pange insole of the invention has the advantage that
1, density of the invention is far below comparative example, has ultralight property；And rebound degree and hardness are apparently higher than comparative example, return
Bullet rate is high, durable, is unlikely to deform in use process；Hardness is moderate, more comfortably, more there is texture, is not susceptible to excessive deformation, leads
Cause damage；
2, water absorption rate of the invention and Air permenbility are much higher than comparative example, and hygroscopicity of the invention is more preferable, and gas permeability is more preferable, wears
It is more comfortable.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (10)
1. a kind of ultralight graphene rubber pange insole, which is characterized in that be made of the raw material for including following parts by weight: ethylene-
65~72 parts of acetate ethylene copolymer, 18~22 parts of liquid polyisoprene rubber, 5~7 parts of methyl vinyl phenyl silicon rubber,
6~9 parts of graphene, 12~19 parts of EVA color masterbatch, 4~7.2 parts of alumina silicate fibre pipe, 1.5~2.5 parts of foaming agent, micropore regulator
0.9~1.2 part, 3~6 parts of antioxidant, 2~4.2 parts of crosslinking agent, 4~6 parts of zinc stearate.
2. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the ultralight graphene rubber
Foamed shoe-pad is by including that the raw material of following parts by weight is made: 70 parts of ethylene-vinyl acetate copolymer, liquid polyisoprene rubber
20.5 parts, 6.3 parts of methyl vinyl phenyl silicon rubber, 8.1 parts of graphene, 17.4 parts of EVA color masterbatch, 5.9 parts of alumina silicate fibre pipe,
2.1 parts of foaming agent, 1.1 parts of micropore regulator, 4.7 parts of antioxidant, 3 parts of crosslinking agent, 5.5 parts of zinc stearate.
3. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the foaming agent is foaming agent
AC。
4. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the micropore regulator is hydroxyl
Base blocks class response type silicone oil.
5. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the micropore regulator is hydroxyl
Base blocks vinyl methyl silicone oil and hydroxy-end capped poly- methyl-silicone oil mixture.
6. ultralight graphene rubber pange insole according to claim 5, which is characterized in that the hydroxy-end capped vinyl
Hydroxy-end capped vinyl methyl silicone oil and hydroxy-end capped poly- methyl in the mixture of methyl-silicone oil and hydroxy-end capped poly- methyl-silicone oil
The mass ratio of silicone oil is 1:(0.4~0.55).
7. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the crosslinking agent is peroxidating
The mixture of tin and zinc peroxide.
8. ultralight graphene rubber pange insole according to claim 7, which is characterized in that the tin peroxide and peroxide
Changing the mass ratio of tin peroxide and zinc peroxide in the mixture of zinc is 1:(1.35~1.55).
9. ultralight graphene rubber pange insole according to claim 1, which is characterized in that the antioxidant is anti-old
Agent 4010NA-M.
10. a kind of preparation method of ultralight graphene rubber pange insole as described in any one of claim 1 to 9, feature
It is, including the following steps:
A, ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl are weighed respectively by weight
Silicon rubber, graphene, EVA color masterbatch, alumina silicate fibre pipe, foaming agent, micropore regulator, antioxidant, crosslinking agent and stearic acid
Zinc；
B, by ethylene-vinyl acetate copolymer, liquid polyisoprene rubber part, methyl vinyl phenyl silicon rubber, graphene,
EVA color masterbatch, alumina silicate fibre pipe and zinc stearate are sent into mixer, first the mixing 10~17 under the conditions of temperature is 75~80 DEG C
Min, then temperature be 93~98 DEG C under the conditions of 8~14 min of mixing, then temperature be 105~112 DEG C under the conditions of mixing 7~
10 min, finally discharge, and obtain primary mix；
C, the primary mix for obtaining step B is sent into open mill, and foaming agent, micropore regulator, antioxidant and friendship is added
Join agent, 10~14min of mill under the conditions of temperature is 86~92 DEG C；
It is finally sent into hot-pressing and foaming in mold and is cooled and shaped, then carry out sanction sample, the ultralight graphene rubber pange shoes are made
Pad.
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Application publication date: 20190726 |